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Detail specifications 114A - Level 2

1 NT Opening bid

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1NT opening
Without a 5-card major and :
  • with 15-17HCP
  • a balanced hand
always open 1NT (both conditions must be met).
Reminder: a balanced hand has neither a void nor a singleton nor a 5 card major.
SWNE
1
A
9
4
K
Q
J
10
A
8
4
A
8
4
Exercise E1138 1 With 18HCP this hand is too strong to open 1NT.
 
SWNE
1NT
K
4
K
6
K
Q
9
6
5
K
J
9
7
Exercise E1140 1NT The 2 doubletons are not an obstacle for a 1NT opening.
 
 
1NT opening
Examples
SWNE
1
K
J
5
2
A
J
6
4
K
Q
J
3
7
Exercise 1174 1 With a singleton don't open 1NT.
 
SWNE
1
K
J
10
7
6
5
4
A
K
10
K
Q
9
Exercise 4886 1 With a 5 card major don't open 1NT.